В саппорте ответили : "У вас заказ shared хостинга, никакого доступа к nginx и apache у пользователя нет."
В панели ISP доступны логи access и error. Error пуст. В access с момент входа в админку до попытки добавить новую статью следующее :
[22/Apr/2021:16:46:30 +0300] "POST /admin/index.php?route=common/login HTTP/1.0" 301 - "https://*****.ru/admin/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "POST /admin/index.php?route=common/login HTTP/2.0" 301 0 "https://*****.ru/admin/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/1.0" 200 36325 "https://*****.ru/admin/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/2.0" 200 36325 "https://*****.ru/admin/" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=extension/dashboard/chart/chart&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG&range=month HTTP/1.0" 200 935 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=extension/dashboard/chart/chart&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG&range=month HTTP/2.0" 200 935 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=extension/dashboard/map/map&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/1.0" 200 2 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:46:31 +0300] "GET /admin/index.php?route=extension/dashboard/map/map&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/2.0" 200 2 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:47:06 +0300] "GET /admin/index.php?route=catalog/information&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/1.0" 200 32433 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:47:06 +0300] "GET /admin/index.php?route=catalog/information&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/2.0" 200 32433 "https://*****.ru/admin/index.php?route=common/dashboard&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:47:51 +0300] "GET /admin/index.php?route=catalog/information/add&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/1.0" 200 - "https://*****.ru/admin/index.php?route=catalog/information&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"
[22/Apr/2021:16:47:51 +0300] "GET /admin/index.php?route=catalog/information/add&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG HTTP/2.0" 200 0 "https://*****.ru/admin/index.php?route=catalog/information&token=hPz3tMVivOPiwFqbjMhmnYHBEEzUImCG" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36"